6219138048 has 88 divisors (see below), whose sum is σ = 16614303552. Its totient is φ = 2068291584.

The previous prime is 6219137989. The next prime is 6219138077. The reversal of 6219138048 is 8408319126.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1493986 + ... + 1498142.

It is an arithmetic number, because the mean of its divisors is an integer number (188798904).

Almost surely, 2^6219138048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6219138048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8307151776).

6219138048 is an abundant number, since it is smaller than the sum of its proper divisors (10395165504).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6219138048 is a wasteful number, since it uses less digits than its factorization.

6219138048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4667 (or 4649 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 6219138048 is about 78861.5118292821. The cubic root of 6219138048 is about 1838.9788410719.

The spelling of 6219138048 in words is "six billion, two hundred nineteen million, one hundred thirty-eight thousand, forty-eight".